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Income Taxes (Tables) | 12 Months Ended
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Sep. 30, 2021
Income Taxes |
Schedule of Components of Income Tax Expense (Benefit) | The components of income (loss) before income tax and income tax expense are comprised of the following:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended
​ | ​ | September 30,
​ |  | 2021 |  | 2020
​ | ​ | (Amounts in thousands)
Income (loss) before income tax (benefit) expense1 | ​ | ​ | ​ | ​ | ​ | ​
U.S. | ​ | $ | 1,316 |  | $ | (941)
Foreign | ​ |  | (173) |  |  | (121)
​ | ​ | $ | 1,143 |  | $ | (1,062)
Income tax (benefit) expense: | ​ | ​ | ​ |  | ​ | ​
Current: | ​ | ​ | ​ |  | ​ | ​
Federal | ​ | $ | (674) |  | $ | (435)
State | ​ |  | (30) |  |  | 21
Foreign | ​ |  | — |  |  | —
​ | ​ | $ | (704) |  | $ | (414)
Deferred: | ​ | ​ | ​ |  | ​ | ​
Federal | ​ | $ | 1,148 |  | $ | 548
State | ​ |  | — |  |  | 250
​ | ​ | $ | 1,148 |  | $ | 798
​ | ​ | $ | 444 |  | $ | 384
​ 1 FY 2021 consists of $678 thousand from continuing operations and $465 thousand from discontinued operations totaling $1,143 thousand.
Schedule of Effective Income Tax Rate Reconciliation | The effective income tax rate differed from the statutory federal income tax rate due to the following:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended September 30, |
​ | ​ | 2021 | ​ | 2020 |
​ | ​ | (Dollar amounts in thousands) |
Computed “expected” tax expense (benefit) |  | $ | 240 |  | 21.0 | % | $ | (225) |  | 21.2 | %
Increases (reductions) in taxes resulting from: | ​ |  |  |  |  | ​ |  |  |  | ​ | ​
State income taxes, net of federal tax benefit | ​ |  | (38) |  | (3.3) | % |  | (7) |  | 0.7 | %
Foreign rate differential | ​ |  | 13 |  | 1.1 | % |  | 2 |  | (0.2) | %
Exclusion of PPP Loan Forgiveness Income | ​ | ​ | (458) | ​ | (40.1) | % | ​ | — | ​ | — | ​
Exclusion of the UK's Gain on Sale of Disc Ops Entity | ​ | ​ | (98) | ​ | (8.6) | % | ​ | — | ​ | — | ​
Permanent differences | ​ |  | (22) |  | (1.9) | % |  | (3) |  | 0.3 | %
Change in valuation allowance | ​ |  | 1,598 |  | 139.8 | % |  | 1,005 |  | (94.7) | %
Research and development credit | ​ |  | (116) |  | (10.1) | % |  | (107) |  | 10.1 | %
Benefit of US Federal NOL carryback | ​ | ​ | (359) | ​ | (31.4) | % | ​ | (222) | ​ | 20.9 | %
Return to Provision Adjustments | ​ | ​ | (394) | ​ | (34.5) | % | ​ | — | ​ | — | ​
Other items | ​ |  | 78 |  | 6.8 | % |  | (59) |  | 5.5 | %
Income tax (benefit) expense | ​ | $ | 444 |  | 38.8 | % | $ | 384 |  | (36.2) | %
Schedule of Deferred Tax Assets and Liabilities | Significant components of the Company's net deferred tax assets and liabilities as of September 30, 2021 and 2020 are as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ | September 30,
​ |  | 2021 |  | 2020
​ | ​ | (Amounts in thousands)
Deferred tax assets: | ​ |  | ​ | ​ |  | ​
Pension | ​ | $ | 1,006 | ​ | $ | 1,410
Intangibles | ​ |  | 61 | ​ |  | 94
Other reserves and accruals | ​ |  | 628 | ​ |  | 1,131
Inventory reserves and other | ​ |  | 232 | ​ |  | 684
Federal and state tax credits | ​ |  | 1,141 | ​ |  | 391
Federal and state net operating loss carryforwards | ​ |  | 123 | ​ |  | 3
Foreign net operating loss carryforwards | ​ |  | 2,333 | ​ |  | 1,766
Depreciation and amortization | ​ |  | (190) | ​ |  | (244)
Gross deferred tax assets | ​ |  | 5,334 | ​ |  | 5,235
Less: valuation allowance | ​ |  | (5,334) | ​ |  | (4,086)
Realizable deferred tax asset | ​ | $ | — | ​ | $ | 1,149
Schedule of Unrecognized Tax Benefits Roll Forward | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | For the Year Ended |  | For the Year Ended
​ | ​ | September 30, 2021 | ​ | September 30, 2020
​ | ​ | (Amounts in thousands)
Balance, beginning of year | ​ | $ | 343 | ​ | $ | —
Additions for tax positions of current year | ​ |  | 60 | ​ | ​ | 78
Additions for tax positions of prior years | ​ |  | 30 | ​ | ​ | 265
Balance, end of period | ​ | $ | 433 | ​ | $ | 343

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